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Wisconsin Department of Health Services

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Disease Reporting

West Nile virus
Data and Statistics - Summary 2012 

Annual Wisconsin Summary Data

Positive WNV Cases for 2012 - Updated April 25, 2013

Avian (bird) 32
Equine (horse) 2
Mosquito pools 0
Human confirmed 44
Human probable ⃰  13
Deaths  ⃰  ⃰  5
Hospitalizations 38
Counties reporting WNV activity 27
⃰⃰  Probable cases have presumptive positive laboratory results without confirmatory testing at CDC.
⃰⃰  ⃰⃰ The deaths are included among the confirmed and probable cases.

For current county data, see 2012 Surveillance Map

Note: Not indicated in the table above are 14 positive viremic blood donors.

West Nile data by year - Includes current 2012 data

 

2012 West Nile virus activity in Wisconsin counties


County

Updated April 25, 2013

Birds

Horses

Mosquito
pools

Human
confirmed
Human
probable

  Adams

0 0 0 0 0

  Ashland

0 0 0 0 0

  Barron

1 0 0 1 0

  Bayfield

0 0 0 0 0

  Brown

7 0 0 0 0

  Buffalo

0 0 0 0 0

  Burnett

0 0 0 0 0

  Calumet

0 0 0 0 0

  Chippewa

0 0 0 0 0

  Clark

1 0 0 0 0

  Columbia

0 0 0 0 0

  Crawford

0 0 0 0 0

  Dane

1 0 0 3 2

  Dodge

0 0 0 2 0

  Door

0 0 0 0 0

  Douglas

0 0 0 0 0

  Dunn

0 0 0 0 0

  Eau Claire

1 0 0 0 0

  Florence

0 0 0 0 0

  Fond du Lac

0 0 0 0 0

  Forest

0 0 0 0 0

  Grant

0 0 0 0 1

  Green

0 0 0 0 0

  Green Lake

0 0 0 0 0

  Iowa

0 0 0 0 0

  Iron

0 0 0 0 0

  Jackson

1 0 0 0 0

  Jefferson

0 0 0 0 0

  Juneau

1 0 0 0 0

  Kenosha

2 0 0 3 0

  Kewaunee

0 0 0 0 0

  La Crosse

1 0 0 3 0

  Lafayette

0 0 0 0 0

  Langlade

0 0 0 1 0

  Lincoln

0 0 0 0 0

  Manitowoc

0 0 0 0 0

  Marathon

0 0 0 0 0

  Marinette

0 0 0 0 0

  Marquette

0 0 0 0 0

  Menominee

0 0 0 0 0

  Milwaukee

1 0 0 20 7

  Monroe

0 0 0 0 0

  Oconto

0 0 0 0 0

  Oneida

1 0 0 0 0

  Outagamie

1 0 0 0 0

  Ozaukee

0 0 0 0 0

  Pepin

0 0 0 0 0

  Pierce

1 0 0 0 0

  Polk

1 0 0 1 0

  Portage

2 0 0 0 0

  Price

0 0 0 0 0

  Racine

1 0 0 1 1

  Richland

0 0 0 0 0

  Rock

1 0 0 2 0

  Rusk

0 0 0 0 0

  Saint Croix

0 1 0 0 0

  Sauk

0 0 0 0 0

  Sawyer

0 0 0 0 0

  Shawano

0 0 0 0 0

  Sheboygan

1 0 0 0 0

  Taylor

0 0 0 0 0

  Trempealeau

1 0 0 0 0

  Vernon

0 0 0 0 0

  Vilas

0 0 0 0 0

  Walworth

0 0 0 0 0

  Washburn

0 0 0 0 0

  Washington

1 0 0 1 0

  Waukesha

3 1 0 6 1

  Waupaca

0 0 0 0 0

  Waushara

0 0 0 0 0

  Winnebago

1 0 0 0 1

  Wood

0 0 0 0 0

 Wisconsin Total Cases

32

2

0

44 13

Last Revised: August 20, 2014